Home / 112,339.24-155,028.10-62,037.80

Finding the Fourth Proportional to 112,339.24, 155,028.10 and 62,037.80

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Solution

The fourth proportional to 112,339.24, 155,028.10 and 62,037.80 is: 85,612.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,339.24 : 155,028.10 = 62,037.80 : x
  2. Step 2: Convert to fraction form
    112,339.24/155,028.10 = 62,037.80/x
  3. Step 3: Cross multiply
    112,339.24x = 155,028.10 × 62,037.80
  4. Step 4: Simplify right side
    112,339.24x = 9,617,602,262.18
  5. Step 5: Solve for x
    x = 9,617,602,262.18/112,339.24
  6. Step 6: Final answer
    x = 85,612.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.